Table Info

Table 1.

The characteristics of articles included in a systematic review of the effect of COVID-19 on HCC diagnosis

Reference	Place (country)	Sample size	Type of study	Review period or comparison date	Quality assessment
Vigliar et al. [23]	Global (23 countries)	41 Cytopathology laboratories	International survey	The same period in 2020 vs. 2019 (different for each country)	Good
Amaddeo et al. [19]	France	6 Referral centers (670): 2020: 293 2019: 377	Retrospective and cross-sectional study	First 6 weeks of the COVID-19 pandemic (exposed) vs. the same period in 2019 (non-exposed)	Good
De Vincentiis et al. [16]	Italy	General hospital	Short report	11th Through the 20th week of 2018 to 2020	Good
Ferrara et al. [17]	Italy	7 Anatomic pathology units and secondary care hospital networks	NA	From weeks 11 to 20 of 2018, 2019, and 2020	Good
Gandhi et al. [18]	14 Asia-Pacific countries	27 Hospitals: 2,789 and 2,045 patients with new HCC diagnoses during the pre-and pandemic period	Survey	February to May 2019 vs. the same period in 2020	Good
Grinspan et al. [24]	New York	1,028 Pathology samples from 949 patients	Retrospective cohort study	February 1 to April 30, 2018 vs. same periods in 2019, 2020 and March 16, 2020 (as pre-COVID-19 and COVID-19 period in 2020)	Good
Iavarone et al. [25]	Italy	2019: 555 2020: 579	Retrospective study	2020 vs. 2019	Good
Kempf et al. [20]	France	First time: 450 in 2018, 398 in 2019, and 303 in 2020 Second time: 513 in 2018, 522 in 2019, and 469 in 2020	Prospectively	From January 1, 2018 to September 31, 2020	Good
Khan et al. [21]	US	41 HCOs	Retrospective multicenter research network study	From March 15, 2020 to July 15, 2020, and March 15, 2019 to July 15, 2019	Fair
Muñoz-Martínez et al [26]	76 Countries	76 Centres around the world	International survey	From May 2020 to June 2020	Fair
Perisetti et al. [27]	Global	23,201 Patients hospitalized with alcohol-related hepatitis	International survey	Between January 1, 2020, and December 1, 2020) vs. the same period in 2019	Good
Pomej et al. [22]	Austria	104 Males 22 Females	Retrospectively	Between December 1, 2019 and June 30, 2020	Good

HCOs: healthcare organizations; NA: not available

Declarations

Author contributions

HS and AM: Conceptualization, Investigation, Writing—original draft, Writing—review & editing. SSB: Writing—original draft, Writing—review & editing, Supervision. All authors read and approved the submitted version.

Conflicts of interest

The authors declare that they have no conflicts of interest.

Ethical approval

Not applicable.

Consent to participate

Not applicable.

Consent to publication

Not applicable.

Availability of data and materials

Not applicable.

Funding

Not applicable.

Copyright

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